- Description
- A CWE-754: Improper Check for Unusual or Exceptional Conditions vulnerability exists in BMXNOR0200H Ethernet / Serial RTU module (all firmware versions) and Modicon M340 controller (all firmware versions), which could cause denial of service when truncated SNMP packets on port 161/UDP are received by the device.
- Source
- cybersecurity@se.com
- NVD status
- Modified
CVSS 3.1
- Type
- Primary
- Base score
- 7.5
- Impact score
- 3.6
- Exploitability score
- 3.9
- Vector string
- CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
- Severity
- HIGH
CVSS 2.0
- Type
- Primary
- Base score
- 7.8
- Impact score
- 6.9
- Exploitability score
- 10
- Vector string
- AV:N/AC:L/Au:N/C:N/I:N/A:C
- Hype score
- Not currently trending
[
{
"nodes": [
{
"negate": false,
"cpeMatch": [
{
"criteria": "cpe:2.3:o:schneider-electric:modicon_m340_firmware:*:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "05CBA9AD-ECB7-453F-8551-DD176FDE8043"
}
],
"operator": "OR"
},
{
"negate": false,
"cpeMatch": [
{
"criteria": "cpe:2.3:h:schneider-electric:modicon_m340:-:*:*:*:*:*:*:*",
"vulnerable": false,
"matchCriteriaId": "138681A2-0146-492B-8E10-06849FC27C6E"
}
],
"operator": "OR"
}
],
"operator": "AND"
},
{
"nodes": [
{
"negate": false,
"cpeMatch": [
{
"criteria": "cpe:2.3:o:schneider-electric:bmxnor0200h_firmware:-:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "1D0B4021-E058-4B5B-823B-BB1C0A939E30"
}
],
"operator": "OR"
},
{
"negate": false,
"cpeMatch": [
{
"criteria": "cpe:2.3:h:schneider-electric:bmxnor0200h:-:*:*:*:*:*:*:*",
"vulnerable": false,
"matchCriteriaId": "60D9A366-3394-4275-B884-AE6E7227156E"
}
],
"operator": "OR"
}
],
"operator": "AND"
}
]